When will the graduation ceremony be held？
Oh，it will be held____9 a．m．next Friday．Don't be late．（ ）
| A． |
on |
B． |
at |
C． |
in |
相关试题
Look at the picture on the right!Mom is ______．（ ）
A．watering the flowersB．doing some shopping
C．drawing flowersD．cooking
"It depends on my ______decision．"the mother said and looked at her two sons．（ ）
A．childrenB．children'sC．childD．child's
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